Sharmagij I. Winter wheat pests and restrictive factors, thet limit their numbers under premoun tainious Crimea conditions

The object of investigation - winter wheat pests. Revealing the species of the winter wheat pests and investigating the regularities in the dynamics of the most harmful pests, estimating the factors restricting the reproduction of some phytophages. The methods of disorientation and eliminating the males were applied. The work reveals forming the flora of the winter wheat pests and the regularities in the dynamics of the most harmful pests under premountainious Crimea in diferent fields of crop rotation. The argo-cenotical bases and principles of protecting the winter wheat from pests are suggested. The elaborated pest-control system was put into practice on the territory of 1000 ha under premountainious Crimea. The effectiveness of regulating The role of zoophages and reducing the pollution of the environment. The sphere of usage: agriculture.